/Engine/Plugins/Interchange/Runtime/Source/FactoryNodes/Public/InterchangeAnimSequenceFactoryNode.h
Morph target curve API EndReturn how many animated attribute curve names this anim sequence drive (curve areFRichCurveof type float).
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Interchange | Node | AnimSequence") int32 GetAnimatedAttributeCurveNamesCount() const